Harken 41mm Ball-and-Socket Base Swivel Boat Finn The xFOB has more than

The xFOB has more than 300 hours of battery life

Rugged case construction conforms to Military Standard (MIL-STD-810F)

Built to withstand high speeds

This sophisticated technique

for small to medium and similar types of vessels

Harken 41mm Ball-and-Socket Base Swivel Boat Finn The xFOB has more thanStand up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. The ball and socket design lets blocks articulate up to 45 degrees and swivel freely. The 460 and 461 bases (high load versions of the 010 and 029) have stainless steel reinforcement plates to handle the high load capacities of 57 mm and 75 mm Carbo blocks.